PEKKURNAZ, D. Convergence of Health Expenditure in OECD Countries: Evidence from a Nonlinear Asymmetric Heterogeneous Panel Unit Root Test. Journal of Reviews on Global Economics, [S. l.], v. 4, p. 76–86, 2015. DOI: 10.6000/1929-7092.2015.04.07. Disponível em: https://www.lifescienceglobal.com/pms/index.php/jrge/article/view/2929. Acesso em: 6 may. 2024.